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Stereolithography Guide

Among rapid prototyping technologies, stereolithography (SL) - in which a laser is used to produce plastic parts layer by layer from CAD data - is the oldest and most prevalent, representing about 75% of what is known as the additive fabrication market. A new book by the co-founder of

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Patents for Sale/License

Physical Presence Digital Authentication System

The interactive authentication system allows a consumer to interact with a base station, such as broadcast media (e.g., television and radio) or PC, to receive coupons, special sales offers, and other information with an electronic card.

Control of Toys and...

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Fill 'Er Up With Hydrogen?

Widespread use of hydrogen fuel to run auto engines has remained a dream in part because of the high production cost - four times that of gasoline. That could change with a new production process developed at Ohio University and licensed to American Hydrogen Corp., a subsidiary of American Security Resources (Houston,...

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Create the Future

Your unique invention could win you $20,000 or other great prizes in the 2007 Create the Future Design Contest, presented by SolidWorks Corp. and NASA Tech Briefs. Innovative design ideas are being accepted in six categories: Machinery, Equipment, and Component Technology; Consumer Products; Medical; Safety and Security;...

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Metals and Diseases

A team of multi-institutional researchers led by Emory University has defined for the first time how metal ions bind to amyloid fibrils in the brain in a way that appears toxic to neurons. Amyloid fibrils are linked to the development of neurodegenerative diseases such as Alzheimer's, Parkinson's, and...

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Tech Needs of the Week

A transparent thin coating or film to be applied on cross-linked polystyrene blocks would be in contact with an aqueous couple gel to improve scratch resistance and surface hardness. The coating must be optically transparent or opaque but not colored, and the thickness of the coating must be on the order of 1 micron. Click...

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3D Imaging of Cells

A new imaging technique developed at MIT has allowed scientists to create the first 3D images of a living cell using a method similar to an X-ray CT (computed tomography) scan. The technique could be used to produce the most detailed images yet of what goes on inside a living cell without the use of fluorescent markers or...

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Create the Future

Your unique invention could win you $20,000 or other great prizes in the 2007 Create the Future Design Contest, presented by SolidWorks Corp. and NASA Tech Briefs. Innovative design ideas are being accepted in six categories: Machinery, Equipment, and Component Technology; Consumer Products; Medical; Safety and Security;...

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Hot CAD/CAE Products
Autodesk (San Rafael, CA) has announced an update to Project Freewheel, a free Web service that enables users to share designs via a built-in messaging tool. Using Project Freewheel, users can share 3D and 2D designs in real-time collaboration sessions. Participants can pan, zoom, and orbit, and everyone sees the same...
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Digital Design Center

NASA Tech Briefs has launched the Digital Design Center, sponsored by Autodesk, that provides a one-stop source for the latest information on digital prototyping, simulation, and analysis tools to help designers and engineers design better products faster.

Featured on the site are white papers highlighting design...

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Got Milk Images?

A computer graphics model created at the University of California San Diego (UCSD) capable of generating realistic milk images based on the fat and protein content could impact the areas of diagnostic medicine, food safety, and atmospheric science. When the graphics model is told how much fat and protein you want in your milk,...

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Nano CAD

Duke University engineers have adapted a computer-aided design (CAD) method and manufacturing process to reproduce nanosized structures with features on the order of a single molecule. The process used the computing language of macroscale milling machines to guide an atomic force microscope (AFM).

The process produced 3D silicon...

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Innovate and Win!

The 2007 Create the Future Design Contest, presented by SolidWorks Corp. and NASA Tech Briefs, is open for entries in these categories: Machinery, Equipment, and Component Technology; Consumer Products; Medical; Safety and Security; Transportation; and Sustainable Technologies.

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Digital Design Center

NASA Tech Briefs has launched the Digital Design Center, sponsored by Autodesk, that provides a one-stop source for the latest information on digital prototyping, simulation, and analysis tools to help designers and engineers design better products faster.

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Chip-Cooling

Purdue University researchers, in a project funded by Intel, have demonstrated a new technology using tiny "ionic wind engines" that could dramatically improve computer chip cooling. The new technology could help engineers design thinner laptop computers that run cooler than today's machines.

The researchers showed that the...

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Techs of the Week

METTEX is a new electroplating solution for coating consumable metals that can be used to replace chrome as an industrial and decorative coating. The finished product will have superior coating of industrial-strength hardness, thus achieving a high quality of plating luster and beauty, better wear resistance, lubricity, and...

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Beyond Batteries

Rensselaer Polytechnic Institute researchers have developed a new energy storage device that resembles a sheet of black paper. The nanoengineered battery is lightweight, ultra-thin, flexible, and geared toward meeting the design and energy requirements of tomorrowís gadgets, implantable medical equipment, and transportation...

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Innovate and Win!

Your unique invention could win you $20,000 or other great prizes. Enter your design idea in the 2007 Create the Future Design Contest, presented by SolidWorks Corp. and NASA Tech Briefs. Entries are being accepted in six categories: Machinery, Equipment, and Component Technology; Consumer Products; Medical; Safety and...

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Technology Business Briefs
Equipment Anti-Theft Technology

This technology provides a module for preventing unauthorized initiation and operation of equipment. Once the equipment is operating, the key can be removed and the equipment will continue to operate. Click here for more info.

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Lab on a Chip

A Florida State University researcher has designed a smart "traffic system" that is small enough to fit on a microchip. The lab-on-a-chip device, when exposed to very low magnetic fields, can be used as a portable tool for diagnosing human illnesses. With the system, doctors would not have to wait days for lab results. It would be...

Excerpts
Better Be Running! Tools to Drive Design Success (part 2)

This is the second in our series of excerpts from "Better Be Running! Tools to Drive Design Success" by Dr. Ronald Hollis, President, CEO, and Co-founder of Quickparts.com (Atlanta, GA). Written for business managers, the book focuses on manufacturing processes, tooling choices, and...

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NASA Tech Briefs Free Webinar
Specialty Lubrication in New Product Design Wednesday, September 19, 2007, 2:00 PM EST

Lubricants are often the forgotten components in the design of moving elements. Last-minute redesign and changes can be avoided by considering lubricant performance needs during the design phase. High-performance equipment...

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Create the Future

Your unique invention could win you $20,000 or other great prizes in the 2007 Create the Future Design Contest, presented by SolidWorks Corp. and NASA Tech Briefs. Innovative design ideas are being accepted in six categories: Machinery, Equipment, and Component Technology; Consumer Products; Medical; Safety and Security;...

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Brain Map

Thomas Jefferson University Hospital for Neuroscience has developed and is using translational, interactive 3D technology to map the human brain and guide surgeons during epilepsy surgery, and to help determine the location of brain tumors for removal. The 3D mapping guides surgeons during epilepsy procedures to see exactly where...

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Tech Needs of the Week

A company is seeking to increase the efficiency of solar-based hydrogen generation systems. They are seeking technologies to develop a new module with at least 16 percent solar to hydrogen (STH) efficiency. Of particular interest are research organizations such as universities and the venture organizations that work...

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Mini Devices

Purdue University researchers have developed tiny devices that are implanted in the brain to predict and prevent epileptic seizures, and a nanotech sensor implanted in the eye to treat glaucoma. The first project is a transmitter three times the width of a human hair that is implanted below the scalp to detect signs of an epileptic...

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Innovate and Win!

The 2007 Create the Future Design Contest, presented by SolidWorks Corp. and NASA Tech Briefs, is now open for entries in these categories: Machinery, Equipment, and Component Technology; Consumer Products; Medical; Safety and Security; Transportation; and Sustainable Technologies.

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New Products
LM76 (East Longmeadow, MA) offers micro-positioning stages available in travel lengths from 10 mm to 200 mm. The Micro Stage linear positioning stages are available with 6-mm anti-backlash lead screws or 4-mm lead ball screws. They are suitable for pick-and-place, assembly, sampling, testing, and robotics. The Lead Screw Micro Stage...
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Current Attractions

Automation technology requires more precise and faster machines in order to meet growing demands on manufacturing cost reduction. Linear motors are becoming more important in applications like these with one or more feed axes. In an article in the August issue of Motion Control Technology™, Heidenhain Corporation outlines...

Question of the Week
Will Self-Erasing Chips Catch On?

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